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Workmanlike Alpine

#1b545b
Notes

Workmanlike Alpine (#1B545B) is a deep cyan with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (187°, 54%, 23%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#1b545b
RGB
rgb(27, 84, 91)
HSL
hsl(187, 54%, 23%)
HWB
hwb(187 11% 64%)
OKLCH
oklch(41.2% 0.059 206.6)
P3
color(display-p3 0.1709 0.3247 0.3523)
HSV
hsv(187, 70%, 36%)
LAB
lab(32.54% -15.73 -9.51)
LCH
lch(32.54% 18.38 211.16)
CMYK
cmyk(70%, 8%, 0%, 64%)

Etymology

Workmanlike
adjective

Old English weorcmann, workman — adjectival suffix -like. As a color modifier, workmanlike implies a clear-and-skilled-and-honest quality where the hue carries the visual register of journeyman-craftsman careful-and-competent hand-built craft. Sits at the crisp-and-functional end of the grid, parallel to functional and practical in usage.

Alpine
noun

Of the Alps, the European mountain range — and the saturated blue of Alpine lake water (Lake Geneva, Lake Como, Lake Brienz) fed by glacier-melt. Alpine color refers to Lake Brienz at midday: a saturated, slightly cool deep blue with the optical clarity of glacier-fed alpine lake water.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#1b545b
Original
#4d515b
Protanopia
#434a5b
Deuteranopia
#005856
Tritanopia
#484848
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon White
8.52:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.47:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##1B545B
Display P3
Display P3
color(display-p3 0.1709 0.3247 0.3523)
Inside sRGBOKLCH chroma 0.059

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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